Home / 610,601,852,509.56-916,321,150,281.78-213,108,430,698.36

Finding the Fourth Proportional to 610,601,852,509.56, 916,321,150,281.78 and 213,108,430,698.36

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Solution

The fourth proportional to 610,601,852,509.56, 916,321,150,281.78 and 213,108,430,698.36 is: 319,808,663,451.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,601,852,509.56 : 916,321,150,281.78 = 213,108,430,698.36 : x
  2. Step 2: Convert to fraction form
    610,601,852,509.56/916,321,150,281.78 = 213,108,430,698.36/x
  3. Step 3: Cross multiply
    610,601,852,509.56x = 916,321,150,281.78 × 213,108,430,698.36
  4. Step 4: Simplify right side
    610,601,852,509.56x = 195,275,762,352,266,219,094,016
  5. Step 5: Solve for x
    x = 195,275,762,352,266,219,094,016/610,601,852,509.56
  6. Step 6: Final answer
    x = 319,808,663,451.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.